protected virtual void BuildMeshThreadProc()
{
meshBuilt = false;
//Debug.Log("GeoSurface.BuildMesh thread start");
Utils.StopWatch buildMeshStopWatch = new Utils.StopWatch("BuildMeshThreadProc");
// Calculating normals
BuildNormals();
// Building mesh containers
meshContainers.Clear();
for (int triTreeNode = 0; triTreeNode < triTreeRootSize; triTreeNode++)
{
meshContainers.Add(BuildTriTreeNodeMesh(triTreeNode));
if (threadsShouldStop)
{
Debug.Log("GeoSurface.BuildMesh thread abort !!!");
return;
}
}
//Debug.Log("GeoSurface.BuildMesh thread finish <<");
buildMeshStopWatch.Stop();
meshBuilt = true;
}
protected virtual void ApplyNoiseThreadProc()
{
noiseApplied = false;
//Debug.Log("GeoSurface.ApplyNoise thread start");
Utils.StopWatch applyNoiseStopWatch = new Utils.StopWatch("ApplyNoiseThreadProc");
// Applying generated noise
for (int i = 0; i < nodes.Count; i++)
{
if (!nodes[i].transformed)
{
nodes[i].elevation = noiseOutput[i] * NoiseScale;
nodes[i].position = ElevatePoint(nodes[i].position, nodes[i].elevation);
nodes[i].transformed = true;
}
if (threadsShouldStop)
{
Debug.Log("GeoSurface.ApplyNoise thread abort !!!");
return;
}
}
noiseInput.Clear();
noiseOutput = new float[0] {
};
//Debug.Log("GeoSurface.ApplyNoise thread finish <<");
applyNoiseStopWatch.Stop();
noiseApplied = true;
}
protected virtual void SubdivideThreadProc()
{
subdivided = false;
//Debug.Log("GeoSurface.Subdivide thread start");
Utils.StopWatch subdivideStopWatch = new Utils.StopWatch("SubdivideThreadProc");
// Subdividing
for (int triTreeNode = 0; triTreeNode < triTreeRootSize; triTreeNode++)
{
Subdivide(triTreeNode, TargetSubdivisionLevel);
if (threadsShouldStop)
{
Debug.Log("GeoSurface.Subdivide thread abort !!!");
return;
}
}
if (BuildAtmosphere)
{
BuildAtmosphereProc();
}
// Collecting points
noiseInput = new List <Vector3>();
foreach (GeoNode node in nodes)
{
if (!node.transformed)
{
noiseInput.Add(node.position * NoiseSpaceScale);
}
if (threadsShouldStop)
{
Debug.Log("GeoSurface.Subdivide thread abort !!!");
return;
}
}
//Debug.Log("GeoSurface.Subdivide thread finish <<");
subdivideStopWatch.Stop();
subdivided = true;
}
protected virtual void NormalMapsColorizeThreadProc()
{
//Debug.Log("GeoSurface.NormalMapsColorize thread start normalMapGeneratorOutput: " + normalMapGeneratorOutput.Length + " nmap: " + (TextureSize*TextureSize) );
Utils.StopWatch normalMapsColorizeStopWatch = new Utils.StopWatch("NormalMapsColorizeThreadProc");
Color[] nmap = new Color[TextureSize * TextureSize];
for (int i = 0; i < nmap.Length; i++)
{
//Vector3 n = new Vector3(normalMapGeneratorOutput[i], normalMapGeneratorOutput[i*3+1], normalMapGeneratorOutput[i*3+2]);
nmap[i] = ColorizeNormal(normalMapGeneratorOutput[i]);
//float c = hmtest[i];
//nmap[i] = Colorize(new float[1] { c });
//nmap[i] *= 0.5f;
if (threadsShouldStop)
{
Debug.Log("GeoSurface.NormalMapsColorize thread abort !!!");
return;
}
}
normalMaps.Add(nmap);
normalMapsColorized++;
//Debug.Log("GeoSurface.NormalMapsColorize thread finish << normalMapsColorized = " + normalMapsColorized);
normalMapsColorizeStopWatch.Stop();
}
public virtual bool Update()
{
if (subdivided)
{
// start surface noise
if (!Noise.Started)
{
Noise.Start(noiseInput.ToArray(), NoiseGenFrames);
Debug.Log("noiseInput.count = " + noiseInput.Count);
}
// proceed surface noise
if (Noise.Update() && !applyNoiseThread.IsAlive && !noiseApplied)
{
// start applying noise to the geometry
noiseOutput = Noise.Output();
applyNoiseThread.Start();
}
// Textures generating //
if (TexNoises.Length > 0 && texColorized < (trianglePairs.Length - 1))
{
// create input points for FBMGPU generators
if (texGeneratorLoaded <= texColorized && texGeneratorLoaded < (trianglePairs.Length - 1) && !texLoadGeneratorThread.IsAlive)
{
texLoadGeneratorThread = new Thread(this.TexLoadGeneratorThreadProc);
texLoadGeneratorThread.Start();
}
// start FBMGPUs if loaded
if (texGeneratorLoaded > texColorized && texGeneratorLoaded > texGeneratorDone)
{
foreach (ISpatialNoiseGenerator texNoise in TexNoises)
{
if (!texNoise.Started)
{
texNoise.Start(texNoiseInput, TexNoiseGenFrames);
}
}
}
// update FBMGPUs
bool allTexNoiseDone = true;
foreach (ISpatialNoiseGenerator texNoise in TexNoises)
{
if (!texNoise.Update())
{
allTexNoiseDone = false;
}
}
// take FBMGPUs output if they're done and previous texture has been colorized
if (allTexNoiseDone && !texColorizeThread.IsAlive)
{
texNoiseOutput = new float[TexNoises.Length][];
for (int i = 0; i < TexNoises.Length; i++)
{
texNoiseOutput[i] = TexNoises[i].Output();
TexNoises[i].Reset();
}
texGeneratorDone++;
texColorizeThread = new Thread(this.TexColorizeThreadProc);
texColorizeThread.Start();
}
}
if (texColorized == (trianglePairs.Length - 1))
{
texturesGenerated = true;
}
// Normal maps generating //
if (NormalMapGenerator != null && normalMapsColorized < texColorized)
{
// Start normal map generator
if (normalMapsGenerated < texColorized && !NormalMapGenerator.IsStarted)
{
NormalMapGenerator.SetInput(heightMapsCache[normalMapsGenerated + 1], NormalGenChunkSize);
NormalMapGenerator.Start();
}
// Update normal map generator
if (NormalMapGenerator.Update())
{
// Start colorizing normal map if NormalMapGenerator is done
if (!normalMapColorizeThread.IsAlive)
{
normalMapsGenerated++;
normalMapGeneratorOutput = NormalMapGenerator.GetOutput();
//hmtest = hmtestcache[normalMapsGenerated];
normalMapColorizeThread = new Thread(this.NormalMapsColorizeThreadProc);
normalMapColorizeThread.Start();
NormalMapGenerator.Reset();
}
}
}
if (normalMapsColorized == (trianglePairs.Length - 1) || NormalMapGenerator == null)
{
allNormalMapsDone = true;
}
}
if (noiseApplied)
{
if (!buildMeshThread.IsAlive && !meshBuilt)
{
buildMeshThread.Start();
}
}
if (buildingStopWatch != null && Done)
{
buildingStopWatch.Stop();
buildingStopWatch = null;
}
return(Done);
}
protected virtual void TexColorizeThreadProc()
{
//Debug.Log("GeoSurface.TexColorize thread start");
Utils.StopWatch texColorizeStopWatch = new Utils.StopWatch("TexColorizeThreadProc");
if (TexNoises.Length > 0)
{
Color[] tex = new Color[TextureSize * TextureSize];
int widthWithOverlap = TextureSize + 2 * TexFilterOverlap;
int sizeWithOverlap = widthWithOverlap * widthWithOverlap;
Vector3[] heightMap = new Vector3[sizeWithOverlap];
float[] hmtest = new float[TextureSize * TextureSize];
/*for (int i = 0; i < sizeWithOverlap; i++)
* {
* float h;
* float[] values = new float[texNoiseOutput.Length];
* for (int j = 0; j < texNoiseOutput.Length; j++)
* values[j] = texNoiseOutput[j][i];
*
* if (i < tex.Length)
* tex[i] = new Color(1f, 0f, 1f);
*
* int x = i % widthWithOverlap;
* int y = i / widthWithOverlap;
*
* if (x >= TexFilterOverlap && x < TextureSize+TexFilterOverlap &&
* y >= TexFilterOverlap && y < TextureSize+TexFilterOverlap)
* {
* tex[ (x-TexFilterOverlap) + (y-TexFilterOverlap)*TextureSize ] = Colorize(values);
* //hmtest[ (x-TexFilterOverlap) + (y-TexFilterOverlap)*TextureSize ] = HeightMap(values);
* h = HeightMap(values);
* }
* else
* h = 0f;
*
* h = HeightMap(values);
* heightMap[i] = texNoiseInputCache[texColorized+1][i].normalized * (1f + h*NoiseScale);
*
* if (threadsShouldStop)
* {
* Debug.Log("GeoSurface.TexColorize thread abort !!!");
* return;
* }
* }*/
int subthreadsFinished = 0;
int subthreadsCount = 8;
Thread[] subthreads = new Thread[subthreadsCount];
for (int ti = 0; ti < subthreads.Length; ti++)
{
subthreads[ti] = new Thread(
delegate(object subthreadIndex)
{
for (int i = 0; i < sizeWithOverlap / subthreadsCount; i++)
{
if (threadsShouldStop)
{
break;
}
int pos = i * subthreadsCount + (int)subthreadIndex;
float h;
float[] values = new float[texNoiseOutput.Length];
for (int j = 0; j < texNoiseOutput.Length; j++)
{
values[j] = texNoiseOutput[j][pos];
}
//if (pos < tex.Length)
// tex[pos] = new Color(1f, 0f, 1f);
int x = pos % widthWithOverlap;
int y = pos / widthWithOverlap;
if (x >= TexFilterOverlap && x < TextureSize + TexFilterOverlap &&
y >= TexFilterOverlap && y < TextureSize + TexFilterOverlap)
{
tex[(x - TexFilterOverlap) + (y - TexFilterOverlap) * TextureSize] = Colorize(values);
//hmtest[ (x-TexFilterOverlap) + (y-TexFilterOverlap)*TextureSize ] = HeightMap(values);
h = HeightMap(values);
}
else
{
h = 0f;
}
h = HeightMap(values);
heightMap[pos] = texNoiseInputCache[texColorized + 1][pos].normalized * (1f + h * NoiseScale);
}
subthreadsFinished++;
}
);
subthreads[ti].Start(ti);
}
while (subthreadsFinished < subthreadsCount)
{
if (threadsShouldStop)
{
Debug.Log("GeoSurface.TexColorize thread abort !!!");
return;
}
}
heightMapsCache.Add(heightMap);
//hmtestcache.Add(hmtest);
textures.Add(tex);
texColorized++;
//Debug.Log("texColorized = " + texColorized);
}
//Debug.Log("GeoSurface.TexColorize thread finish <<");
texColorizeStopWatch.Stop();
}
protected virtual void TexLoadGeneratorThreadProc()
{
//Debug.Log("GeoSurface.TexLoadGenerator thread start");
Utils.StopWatch texLoadGeneratorStopWatch = new Utils.StopWatch("TexLoadGeneratorThreadProc");
if (TexNoises.Length > 0)
{
int widthWithOverlap = TextureSize + 2 * TexFilterOverlap;
int sizeWithOverlap = widthWithOverlap * widthWithOverlap;
texNoiseInput = new Vector3[sizeWithOverlap];
/*int[] tripair = trianglePairs[texGeneratorLoaded+1];
* int tri_iA;
* int tri_iB;
* int tri_iC1;
* int tri_iC2;
* GetQuadVertices(tripair[0], tripair[1], out tri_iA, out tri_iB, out tri_iC1, out tri_iC2);*/
int subthreadsFinished = 0;
int subthreadsCount = 8;
Thread[] subthreads = new Thread[subthreadsCount];
for (int ti = 0; ti < subthreads.Length; ti++)
{
subthreads[ti] = new Thread(
delegate(object subthreadIndex)
{
for (int i = 0; i < sizeWithOverlap / subthreadsCount; i++)
{
if (threadsShouldStop)
{
break;
}
int pos = i * subthreadsCount + (int)subthreadIndex;
int x = pos % widthWithOverlap;
int y = pos / widthWithOverlap;
texNoiseInput[pos] = //new Vector3(0f, 0f, 0f);
TexNoiseSpaceScale * GetVertexPositionFromUV(new Vector2((float)(x - TexFilterOverlap) / (float)TextureSize, (float)(y - TexFilterOverlap) / (float)TextureSize), texGeneratorLoaded + 1);
}
subthreadsFinished++;
}
);
subthreads[ti].Start(ti);
}
while (subthreadsFinished < subthreadsCount)
{
if (threadsShouldStop)
{
Debug.Log("GeoSurface.TexLoadGenerator thread abort !!!");
return;
}
}
texNoiseInputCache.Add(texNoiseInput);
texGeneratorLoaded++;
}
//Debug.Log("GeoSurface.TexLoadGenerator thread finish <<");
texLoadGeneratorStopWatch.Stop();
}